John Marley

John Marley (October 17, 1907 – May 22, 1984) was an American actor who was known for his role as Phil Cavalleri in Love Story and as Jack Woltz— the defiant movie mogul who awakens to find the severed head of his prized horse in his bed—in The Godfather (1972). He starred in John Cassavetes' breakthrough feature Faces (1968) and appeared in The Glitter Dome (1984). Description above from the Wikipedia article John Marley, licensed under CC-BY-SA, full list of contributors on Wikipedia.
Cast

Faces
Richard Forst

The Amateur
Molton

Cat Ballou
Frankie Ballou

The Car
Everett

On the Edge
Elmo

Love Story
Phil Cavilleri

The Mob
Tony

The Godfather: The Complete Epic 1901–1959
Jack Woltz

It Lives Again
Mr. Mallory

I Want to Live!
Father Devers

Time Table
Bobik

Pay or Die!
D. Caputo, Ragman

Framed
Sal Viccarrone

The Naked City
Managing Editor (uncredited)

Ma and Pa Kettle Go to Town
Second Cab Driver (uncredited)

The Dead Are Alive
Nikos Samarakis

Dead of Night
Charles Brooks

America America
Garabet

W.C. Fields and Me
Harry Bannerman, Studio Head

A Man Called Sledge
Old Man

The Joe Louis Story
Mannie Seamon

The Further Adventures of Gallegher
John, the Coachman

The Godfather
Jack Woltz

Kid Vengeance
Jesus

Mother Lode
Elijha

A Child Is Waiting
Holland

Nightmare in the Sun
Hogan, Gas station owner

Tribute
Lou Daniels

Jory
Roy Starr

In Broad Daylight
Lt. Bergman

Threshold
Edgar Fine

The Alpha Caper
Lee Saunders

Guilty Bystander
Bartender (uncredited)

The Square Jungle
Tommy Dillon

The Private Files of J. Edgar Hoover
Dave Hindley

The Greatest
Dr. Ferdie Pacheco

Telethon
Arnold Shagan

Faces
Richard Forst (archive footage)

Utilities
Roy Blue

Word of Honor
Gordon Agee

The Glitter Dome
Capt. Woofer

Clay Pigeon
Police Captain

Falcon's Gold
Christopher Falcon

Blade
Tommy Blade

This Year's Blonde
Joe Schenck

Istanbul Express
Kapel

In Enemy Country
Rausch

Incident in San Francisco
Mario Cianelli

My Six Convicts
Knotty Johnson

The Wheeler Dealers
Achilles Dimitros

The Lollipop Cover
George

Hooper
Max Berns

Kiss of Death
Convict (uncredited)

The Family Rico
Sid Kubik
To Die in Paris
Luzet

The Sheriff
Kinsella

Native Land
Thug With Crowbar